Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654993 | Process for fabricating hollow electroactive devices | Jindong Zhang | 2003-12-02 |
| 6614143 | Class V flextensional transducer with directional beam patterns | Jindong Zhang | 2003-09-02 |